CF1763409500398-tsm20251116095642

IPLIST.NET - 2.40.206.in-addr.arpa

Search for IP or hostnames:

2.40.206.in-addr.arpa checked at 2025-11-17T19:58:20.259Z 1726ms 47/47/47 100% R:10 allDone:true timedOut:false

2.40.206.in-addr.arpa

NSauth1.dns.cogentco.com
A2001:550:1:a::d 🇺🇸 COGENT
PTRauth1.dns.cogentco.com
A66.28.0.14🇺🇸 COGENT
PTRauth1.dns.cogentco.com
NSauth2.dns.cogentco.com
A2001:550:1:b::d 🇺🇸 COGENT
PTRauth2.dns.cogentco.com
A66.28.0.30🇺🇸 COGENT
PTRauth2.dns.cogentco.com

40.206.in-addr.arpa

Starts with same word

Starts similarily

AI analysis

Delegation for 2.40.206.in-addr.arpa rests with two name servers, auth1.dns.cogentco.com and auth2.dns.cogentco.com.

2.40.206.in-addr.arpa shares the same name server setup as other domains, including 253.123.38.in-addr.arpa, 38.112.38.in-addr.arpa, apha.org, 22.154.in-addr.arpa and 78.38.in-addr.arpa.

2.40.206.in-addr.arpa at least partially shares name servers with other domains, for instance 85.115.209.in-addr.arpa, ups.fm, ups.nl, fsisameday.com and upsready.com.

These name servers are commonly used with nsa.ups.com, nsb.ups.com, cbru.br.ns.els-gms.att.net, cmtu.mt.ns.els-gms.att.net, ns1.fnsi.net, ns2.fnsi.net and ns3.fnsi.net.

Host names with two IP numbers: auth1.dns.cogentco.com points to 2001:550:1:a::d and 66.28.0.14; auth2.dns.cogentco.com points to 2001:550:1:b::d and 66.28.0.30.

Perform reverse DNS lookup as well as normal forward DNS. Check Autonomous System Numbers (ASNs) and BGP connections between Internet Service Providers.
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